10 PCS Wire Brush Pen They fit your hand drill, drill press tool 10mm chuck< /p> Extended shank for easy access to hard-to-reach areas. Its shape makes it ideal for cleaning flat surfaces and getting into hard-to-reach places like crevices. For use on brass, copper, gold or other soft black metal objects, such as tools, doorknobs. Remove burrs, rust, dust, remove oxide layer, remove burrs, rust, dust, remove oxide layer. Note: The data are all measured manually, please allow 1-2cm error. 3cm, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.
